First Commit

externals/glslang/Test/spv.debuginfo.hlsl.vert

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+/*
+The MIT License (MIT)
+
+Copyright (c) 2022 Google LLC
+Copyright (c) 2022 Sascha Willems
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+*/
+
+struct VSInput
+{
+[[vk::location(0)]] float3 Pos : POSITION0;
+[[vk::location(1)]] float3 Normal : NORMAL0;
+[[vk::location(2)]] float2 UV : TEXCOORD0;
+[[vk::location(3)]] float3 Color : COLOR0;
+
+// Instanced attributes
+[[vk::location(4)]] float3 instancePos : POSITION1;
+[[vk::location(5)]] float3 instanceRot : TEXCOORD1;
+[[vk::location(6)]] float instanceScale : TEXCOORD2;
+[[vk::location(7)]] int instanceTexIndex : TEXCOORD3;
+};
+
+struct UBO
+{
+	float4x4 projection;
+	float4x4 modelview;
+	float4 lightPos;
+	float locSpeed;
+	float globSpeed;
+};
+
+cbuffer ubo : register(b0) { UBO ubo; }
+
+struct VSOutput
+{
+	float4 Pos : SV_POSITION;
+[[vk::location(0)]] float3 Normal : NORMAL0;
+[[vk::location(1)]] float3 Color : COLOR0;
+[[vk::location(2)]] float3 UV : TEXCOORD0;
+[[vk::location(3)]] float3 ViewVec : TEXCOORD1;
+[[vk::location(4)]] float3 LightVec : TEXCOORD2;
+};
+
+VSOutput main(VSInput input)
+{
+	VSOutput output = (VSOutput)0;
+	output.Color = input.Color;
+	output.UV = float3(input.UV, input.instanceTexIndex);
+
+	// rotate around x
+	float s = sin(input.instanceRot.x + ubo.locSpeed);
+	float c = cos(input.instanceRot.x + ubo.locSpeed);
+
+	float3x3 mx = { c, -s, 0.0,
+					s, c, 0.0,
+					0.0, 0.0, 1.0 };
+
+	// rotate around y
+	s = sin(input.instanceRot.y + ubo.locSpeed);
+	c = cos(input.instanceRot.y + ubo.locSpeed);
+
+	float3x3 my = { c, 0.0, -s,
+					0.0, 1.0, 0.0,
+					s, 0.0, c };
+
+	// rot around z
+	s = sin(input.instanceRot.z + ubo.locSpeed);
+	c = cos(input.instanceRot.z + ubo.locSpeed);
+
+	float3x3 mz = { 1.0, 0.0, 0.0,
+					0.0, c, -s,
+					0.0, s, c };
+
+	float3x3 rotMat = mul(mz, mul(my, mx));
+
+	float4x4 gRotMat;
+	s = sin(input.instanceRot.y + ubo.globSpeed);
+	c = cos(input.instanceRot.y + ubo.globSpeed);
+	gRotMat[0] = float4(c, 0.0, -s, 0.0);
+	gRotMat[1] = float4(0.0, 1.0, 0.0, 0.0);
+	gRotMat[2] = float4(s, 0.0, c, 0.0);
+	gRotMat[3] = float4(0.0, 0.0, 0.0, 1.0);
+
+	float4 locPos = float4(mul(rotMat, input.Pos.xyz), 1.0);
+	float4 pos = float4((locPos.xyz * input.instanceScale) + input.instancePos, 1.0);
+
+	output.Pos = mul(ubo.projection, mul(ubo.modelview, mul(gRotMat, pos)));
+	output.Normal = mul((float3x3)mul(ubo.modelview, gRotMat), mul(rotMat, input.Normal));
+
+	pos = mul(ubo.modelview, float4(input.Pos.xyz + input.instancePos, 1.0));
+	float3 lPos = mul((float3x3)ubo.modelview, ubo.lightPos.xyz);
+	output.LightVec = lPos - pos.xyz;
+	output.ViewVec = -pos.xyz;
+	return output;
+}